# LinearSolver vs Trigonometric Equations

The clearest difference is price: Trigonometric Equations at $0.99 against LinearSolver's $1.99. Trigonometric Equations also leads on iOS requirement (9.0 vs 12.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

LinearSolver costs $1.99 and Trigonometric Equations $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

LinearSolver ships an update every 39 months, Trigonometric Equations every 20 months. The most recent releases landed on September 22, 2026 and September 21, 2026 respectively.

## The numbers

| Metric | LinearSolver | Trigonometric Equations |
| --- | --- | --- |
| Price | $1.99 | **$0.99** |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/linearsolver/id895469797/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 20 months** |
| Monetization | Paid | — |
| Size | 8 MB | 10 MB |
| Requires iOS | 12.0 | **9.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Alexander Gurzhiev](https://appshunter.io/developer/751489903) | [FadiSoft Inc.](https://appshunter.io/developer/721334526) |

## What reviewers say

### LinearSolver

[App page](https://appshunter.io/ios/app/linearsolver/id895469797)

Solve systems of linear equations with multiple variables using two distinct methods. Input your equations, select a solving technique, and view detailed step-by-step solutions. Ideal for students and professionals needing quick and accurate calculations.

**Highlights:** Solves systems of linear equations, Supports n variables, Gaussian elimination method, Cramer's rule method, Detailed solution steps, User-friendly input interface

**Features:** macOS Compatibility

**In-app purchases:** none


### Trigonometric Equations

[App page](https://appshunter.io/ios/app/trigonometric-equations/id927622565)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LinearSolver free?

LinearSolver costs $1.99, with no in-app purchases.

### Is Trigonometric Equations free?

Trigonometric Equations costs $0.99, with no in-app purchases.

### Do LinearSolver or Trigonometric Equations have ads?

Neither LinearSolver nor Trigonometric Equations shows ads.

### Which is updated more often, LinearSolver or Trigonometric Equations?

LinearSolver ships an update every 39 months, and Trigonometric Equations every 20 months. Most recently, LinearSolver was updated on September 22, 2026 and Trigonometric Equations on September 21, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*